Kari Kuutti. The Concept of Activity as a Basic Unit of Analysis for CSCW Research. In Liam J. Bannon, Mike Robinson, Kjeld Schmidt, editors, Proceedings of the Second European Conference on Computer Supported Cooperative Work, 24-27 September 1991, Amsterdam, The Netherlands. pages 249-264, Kluwer, 1991. [doi]
Abstract is missing.